试题 试卷
题型:口算与估算 题类:常考题 难易度:普通
湖南省长沙市岳麓区2020-2021学年三年级上册数学期末试卷(二)
42+38= 91-27= 260+140= 2300-300
496×5≈ 202×8≈ 52×3≈ 612×4≈
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150+230= 600-180= 120×4= 240×3=
860-600= 460+340= 301×3= 108×5=
+ = - = + = - =
1- = + = - = + =
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